A car and a bus set out at 2 p.m. from the same point, headed in the same direction. The average speed of the car is 20 mph slower than twice the speed of the bus. In two hours, the car is 30 miles ahead of the bus. Find the rate of the car.
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Reactive Metals like sodium, potassium, and lithium are highly flammable in nature. These reactive metals when comes in contact with air (presence of oxygen or moisture) catches fire and thus they are kept immersed in the kerosene oil to avoid injuries due to the accidental fire.
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Reactive Metals like sodium, potassium, and lithium are highly flammable in nature. These reactive metals when comes in contact with air (presence of oxygen or moisture) catches fire and thus they are kept immersed in the kerosene oil to avoid injuries due to the accidental fire.
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